Home / 2,954.29-4,076.92-1,628.00

Finding the Fourth Proportional to 2,954.29, 4,076.92 and 1,628.00

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Solution

The fourth proportional to 2,954.29, 4,076.92 and 1,628.00 is: 2,246.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,954.29 : 4,076.92 = 1,628.00 : x
  2. Step 2: Convert to fraction form
    2,954.29/4,076.92 = 1,628.00/x
  3. Step 3: Cross multiply
    2,954.29x = 4,076.92 × 1,628.00
  4. Step 4: Simplify right side
    2,954.29x = 6,637,203.99
  5. Step 5: Solve for x
    x = 6,637,203.99/2,954.29
  6. Step 6: Final answer
    x = 2,246.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.